O / Ōpis
noun

Ōpis

gen. Ōpis · gender feminine · decl. 3rd
A nymph in the train of Diana
A nymph in the train of Diana, Verg. A. 11, 836; cf. Macr. S. 5, 22.—
A Naiad
A Naiad, Verg. G. 4, 343.